.mlsql-directory-tree-box {
    display: flex;
    align-items: stretch;
    width: 300px;
  }
  
  .mlsql-directory-tree {
    display: block;
  }
  
  .msql-treenode-dialog {
    display: flex;
    justify-content: center;
  }
  
  .msql-treenode-dialog-form {
    display: flex;
    flex-flow: column;
    width: 400px;
    justify-content: center;
  }